<div class="item-title">已选折扣码</div>
<div class="item-after discount-item" data-selected-discount-code="{{ discountCode }}" data-discount-amount="{{ amount }}">
  {{ discountCode }},
  <span style="color: #e3cb21;">优惠{{ discount }}</span>
</div>
<input type="hidden" name="discountCode" value="{{ discountCode }}" />
